+ /**
+ * The prefix/address is a multicast prefix.
+ * this aplies only to MPLS. IP multicast is handled by mfib
+ */
+ FIB_ENTRY_ATTRIBUTE_MULTICAST,
+ /**
+ * The prefix/address exempted from loose uRPF check
+ * To be used with caution
+ */
+ FIB_ENTRY_ATTRIBUTE_URPF_EXEMPT,